Tender for Cochin Shipyard Limited - NTID 25557284
Cochin Shipyard Limited
Kochi, Kerala, India
NTID 25557284
- Opening Date : Tue 21st September, 2021
- Closing Date : Tue 21st September, 2021
- ₹ 0.00
- NTID 25557284
geotech mechanical jobs for gtv samudra sarvekshak - hp air compressor (located at diving area) - heave motion compensator (hctu), make –hydradyne drawing no –136.182 epl, hmc unit has mounted on derrick at height of 28mts approx, from drill floor., note: job to be allotted to the specialise workshop who has past, experience of similar job, scope.(note: all required spares to be provided by the firms)., sheave head assembly and hmc plunger cylinder, servicing/repair to be carried out., compressor in dismantled condition. assemble and erect, complete compressor unit, with new spares. cooling water inlet and out let port's fittings, and flexible pipes to be, renewed (arranged by the firm).make necessary modification to, install upgraded spare parts., renew all pressure gauges (5nos.) and its mounting plate and, piping (use only sweg lock, fittings and pipes) (arranged by the firm)., after assembly/servicing test and trial to be carried out in, presence of ship staff (up to, 200 bars air pressure)., manufacturer specification:, make: compair reavell model: 5415 four stage reciprocating, compressor single acting, 90˚ vee configuration., total weight 1025 kg capacity 31nm3/hr 4th stage test, pressure – 569 bar., note: available oem spares as per the attached list will be, provided by vessel , balance spares required for overhauling shall, be firm's scope., required modification to be done as per ship staff instruction. at, present the compressor, is belt driven and required modification and convert to direct, driven same like drill deck, compressor, for this required bell housing and coupling set to be, arranged by the firm. hmc sheave head assemble ‘s 2nos curved sheave including, 3nos auxiliary sheave to be, serviced and worn parts to be renewed., curved sheaves shaft dia.- 130mm.wire size 36mm., renew cylinderical roller bearings - sl-045026p/pp-4nos (ina), renew cylinderical roller bearings - sl-04150pp-4nos (ina), auxiliary sheaves dia—606 mm wire size, 26mm –2nos, wire size 12mm- 1no., all required spares will be provided by, the firm), twin guide line tensioning unit (tglt), make –hydradyne drawing no –136.181 epl. the unit is, mounted on drill floor at height, of 10mts approx. following jobs to be carried out as per, specification., tglt sheave head assembly’s 2nos sheaves, to be serviced and worn out part to be renewed., size: - dia. of sheaves – 827mm.wire size –33mm., note: all required spares to be provided by the firm. removal, and refitting of sheave head assembly under csl scope., derrick/drill floor, to renew port side tong tool counter weight mechanism and, wire rope as per fitted size., ( sheaves dia. 300mm, wire rope - 14mm x 35m wire rope, and, de-shackles) wire rope, will be supplied by ship store., note: all the required spares to be provided by the firm.removal, and refitting of tong tool counter weight mechanism and wire, rope csl scope., power swivel, make - mhwirth (type 3-5/1.1-2.3-6.6/ha) (drawings, attached for part list a to h)., max. dynamic load: 400 kn, max. static load: 600 kn, make –, mhwirth germany) to dismantle and service complete unit of power swivel. to be, fabricate/procured and, renewed damaged/faulty spares., following spares are to be fabriacted as per sample and same to, be replaced ., 1) calibrate 3nos. of tachometer, submit calibration certificate, to the vessel., 2) power swivel housing – approx. size: - 840mm x 730mm x, 1000mm. moc – fg 400 or, select material on test examination of existing unit moc (it, should be high wear resistant,, corrosion resistant, heat resistant, shock absorber and stand for, load analysis)., 3) develop detailed dimensional drawing with the help, “coordinate measuring machine, (cmm)” of existing unit prior to fabrication of new casing. to be, analyse maximum, principal stress of power swivel casing model for static and, dynamic load condition, and submit report to the vessel., note;-, 1) following spares will be supplied from ship store for power, swivel overhauling., hyd. chuck bearing ring, chuck jaw fingers, 2nos planetary gear, box, drive shaft, bearing, ring, crossover sub, chuck cylinders and tilting cylinders., 2) during the manufacturing process, inform to base or vessel for, pre-inspection for each, stage of manufacturing., 3) detailed dimension drawing to be submitted to the vessel., 4) following certificate should be submitted to vessel along with, material., i) one-year warranty certificate, ii) material certificate, iii) load test certificate, 5) the power swivel unit approx. weight is 5 tons. workshop has, to be arranged all necessary, handling tools and skilled manpower to remove power swivel, from vessel. arrange, necessary transport for both side transport of unit. after, servicing of unit has to be fitted back to, the place (vessel might be at csl kochi) and sea trail has to be, provided to ship staff. required, tools - like wire slings length approx. 4mtr. capacity 5tons, dshackles,, hydraulic jack, gas cutter, and chain blocks 5 ton capacity. to fabricate and supply guide carrige for power swivel complete, structure as per the, drawing (mh with drawing no. 5001285)., approx weight of structure 1.5 tons., note: all the required spares to be provided by the firm.removal, and refitting guide carriage csl scope, procure & supply "outer carriage for power swivel planetory, gear box top flange ., approx. dia - 266 mm, length-155mm, teeth-57mm ,, material -en 24, hardness - 800hl approx., note: all required materials to be provided by the firm., procure & supply "outer carriage for power swivel planetory, gear box bottom flange ., approx. size - 235 mm x235mm, , material -en 24,, hardness - 800hl approx. ., note: all required materials to be provided by the firm., following spare are to be procured and renewed., a) axial cylinderical roller bearings 81164 -320x400x63 - 2nos., b) cylinderical roller bearings nj 2312 - 2nos., c) needle bearings 300x380x80,na 4860 - 1no., d) needle bearings 300x380x80,na 4864 - 1no., e) grooved ball bearing 6010, din 625 - 1no, f) axial grooved ball bearing 51156, messrs. skf - 2nos., g) v- ring v-350 a, messrs. merkel.-2nos., h) lube oil pump and nrv - one set., i) flange ball cock ffk, series 315, short type of construction dn, 100,pn 40,, no. 3151-0100-552086., j) cylinder articulated bearings - 8nos., k) seals and orings - make merkel.- complete set., retaining device to fabricate and supply 2nos. deck clamp spider set for offshore, retaining device as per, sample., note:- 2set spares to be supply for spare stock. (note: all, required spares will be provided by the firm), crown block, crown block sheave to be serviced and renewed the worn out, parts, like bearings, bushes,, shaft, sheave, pin holders etc. if worn out. size of sheave – dia, approx. –772mm. wire size, –26mm. after servicing fitted back to the place, and load test to, be carried out up to 60 tons., (note: all required spares to be provided by the firm.) removal, and refitting of crown block csl scope. service hoist block spring trigger assembly as per given, procure and replace sheave bearings, mounting pins , bushes and, all cup sprigs size of, spring 125 x 64 x 5mm. qty. 200nos., note: all required spares/material to be provided by the firm., removal and refitting of service hoist block spring trigger, assembly under csl scope., 1) hoist block sheaves to be serviced and worn out spares to be, renewe. size of sheaves –, dia 560mm approx. –2nos., 2) power swivel holding pins and bushes are worn, out, to be renewed. size: - dia 40mmx105mm –2nos. dia –, 30mm x95mm – 2nos –dia, 75x125mm –2nos., cylindrical roller bearing ina sl045024 -d -pp(az9) -, 2nos.,spherical plain bearing skf, ge 60es - 2rs/w 49 p - 2nos.(note: all required spares will be, provided by the firm) drilling winch item no. #1., to renew worn out brake lining pad (ferro do type) of drilling, winch. size of pad -, 3/4”x95mmx2900mm circumference -1no, size of counter shank, bolts wit nuts -5/16” x, 40mm length, material brass – 75nos., drilling winch – size –dia 70x50- 1no all required spares will be, provided by the firm) drill winch gear box: drilling winch reduction gear box to be, overhauled. renew, bearings, oil seals and worn out gears. repair gear box casing - all, eight nos. of bearing, housings are damaged and have ovality, same to be rectify with, hot build-up process, (gear box size – l1500mm x b 360mm x h 800mm.), removing and fitting back the reduction gear., to procure and renew drilling winch #1, bearings, cylindrical bearing, 22232 cck/w33 + h3132,stop ring- frb, 17/290,bearing snl 516-, 613,cylindrical bearing, 22216 ek + h316,stop ring- frb, 12.5/110p,cylindrical roller, bearing- 30320 j2,cylindrical roller bearing- 30317, j2,cylindrical roller bearing- 30313, j2/q,taper roller bearing 23034., note: all required spares to be provided by the firm.removal, and refitting of drilling winch under csl scope, sbf winch item no. #2, to renew worn out brake lining pads (ferro do type) of sbf, winch. size -, 3/4”x95mmx4000mm circumference -2nos, size of counter shank, bolts wit nuts -5/16” x, 40mm length, material brass – 200nos., sbf winch - size –dia 85x60x50 mm -2nos all required spares, will be provided by the firm), to service sbf winch and fleet compensate shaft and renewed, worn out parts like bearing,, bushes etc. electroplating work to be carried out on size dia., 215mmx 1.7mts long., to renew all bearings of sbf winch and guide shaft: all, required spares/material will be, provided bythe firms., 1) snl 516-613, 2) 22216 ek +h316, 3) frp 12.5/140, 4) 32024., 5) 22216e. 6) guide shaft, bearing as per sample - 2 nos. 7) ge 100es -2nos., note: all the required spares to be provided by the firm., all-purpose winch item no. #7. to renew worn out brake lining pad (ferro do type) of winch#7., size -3/4”x95mmx2600mm, circumference -1no, size of counter shank bolts wit nuts -5/16”, x 40mm length, material, brass – 60nos., winch #7-- size –dia 70x50 mm-1no all required spares will, be provided by the firm), to renew all bearings of winch#7., 1) snl 532, 2) 22232 cck/c3w33 +h3132, 3) frb 17/290. 4), 515-612, 5) 22215ck +h315,, 6) frb 12.5/130, note: all required spares/material will be provided by the firm., winch# 4b (hammer sampling winch), overhaul complete winch #4b. renew all damaged parts (like, chain,, gears, bearings, bush, clutch system, hydraulic valve, hydraulic, flexible /metal pipe line,, manifold. etc). required modification to be done as per ship staff, instruction., note: all required spares to be provided by the firm. removal, and refitting of winch #4b under csl scope, sea bed frame, to fabricate and supply sea clamp dies as per sample. qty. 20nos, x 2set (p&s), approx. size of sea clamp dies, size - l - 300 mm b - 166 mm x 100 mm thick. material - en, 36 hardness - 45-50 hrc., allen bolts - m20 x 80mm - 50nos. (high tensile with special, head size)., (note: all required spares will be provided by the firm), sbf guideline sheaves under drill floor and sbf to be serviced, and renew the worn out, parts if found. size: - dia 740 mm x thick 95mm. shaft dia, –115mm –7nos., sbf skirt bolts and self-locking nuts to be renewed., size of bolts – ¾ “ x 75 mm – 20nos, material, galvanize steel.(note: all required spares will be provided by the, firm) sbf 3nos. sheaves and pins to be serviced, worn out parts to be, repaired/ renewed like, sheaves, sheave pins and bushes. all required spares will be, provided by the firm), sbf wire rope guide teflon bush (in utility guide frame) both, side worn out, qty - 6nos., same to be renewed. (all required spares to be provied by the, firm) bush size - ø 160/50 x, 200mm, 3 ton crane., procure and replace 3-ton crane slewing gear box (existing make, - mape), (note: all required spares will be provided by the firm), procure and replace 3-ton crane hoisting winch (existing make -, samia), (note: all required spares will be provided by the firm), power pack hydraulic pumps ( main pump & pilot pump), procure and supply main pump - rexroth a7vlo 355 dr- 63r, vph-02, procure and supply pilot pump - rexroth a10v so71 dfr- 31r, ppa-12 noo, cpt system, 2 nos. cpt winch sheaves fitted on derrick to be service, worn, out parts to be renew like, bearings fasteners etc. size: dia. - 1350mm -2. size: dia.-, 1350mm -2., note: all required materials to be provided by the firm., pull relief shackle qty.2 nos to be replace of self tension winch, on top of sbf winch . and, procure & supply two nos. spares pull relief shackles as per, sample( material s.s.). note:, all required materials to be provided by the firm., miscellaneous sbf clamp self-tension winch snatch block to be serviced,, renews damaged bearing/bush,, dee shackles, pin etc... size: dia 400mm.all required spares will, be provided by the firm), fabrication jobs, to fabricate and supply mud mixing hopper jet injector as per, sample for spare stock. material, ss., size :- l2mtr x dia . both side flange(all required spares to, be provied by the firm.), to renew drill pipe stopper mechanism -also supply 4nos. of, spare dampers., (note: all required spares to be provided by the firm), all the material required for overhauling/renewal under firm's, scope except owner supplied items if specifically mentioned in, defect list and all mandatory and anticipatory spares also to be, included .job to be executed on turn key basis. the proof like, genuinity of oem spares/equipments are required to enclose, along with material supply., material and service cost shall be quoted seperately for each line, items, ensure all the ship supplied spares, if mentioned in the defect, list, are available onboard immediately on placement of order, and if not available csl shall be informed with list of deficient, spares, material test certificates/class approval and load test certificates, and gaurantee certificates should be submitted wherever, required as per ship direction/standards and classification, society., considering the pandemic situation, all efforts to be taken to, mobilize the works at cochin itself., all jobs along with material supply to be completed within 12, weeks of placement of order., the various stages of overhauling, testing and commissioning, should be carried out with the concurrence/ presence of ship,, csl and ongc /sci reps. all fabrication jobs will be commenced on receipt of drawing, approval from the vessel and if any technical clarification if, required for any defect please contact mr shanvaj kazi (geotech, base manager): mob:8879190687, while working at csl, csl's hse rules and regulations should, be followed strictly and certified tools, lifting equipments and, tackles only should be used and required safety measures should, be taken while carrying out pressure testing /commisioning of, equipments.a qualified safety personnel is required during the, execution of jobs at csl, documentation of work and tests carried out and inspections, should be maintained by the firm. preferably the inspections by, ship staff should be got certified the same day., tentative schedule with detailed break up for each deffect list, and material mobilization lead time should be be sumitted with, technical bid for scrutini., the firm should have previous experience in the similar jobs in, the drilling equipments/api products, vendors shall be enclosed, the work done certificate from previous ships/firms along along, with technical bid., all the spare supply and service shall be complteted within 12, weeks time and no compromise on quality of jobs in case the, vendor fails to meet the csl schedule and quality standards csl, reserves the right to offload the job to the alternate sources and, also will be responsible for breakdown cost of vessel in case of, failuer to meet timeline & quality, these jobs are highly precise and most of the equipments, /systems are inter connected and the entire jobs are required to, be offloaded to a single party on turn key basis in order to get the, single point responsibility., csl service assistance like scaffolding/crane , forklift , water, electricity, oxy-acetylene/co2 gas, compressed air if required, shall only be provided by csl., these jobs are highly precise and most of the equipments, /systems are inter connected and the entire jobs are required to, be offloaded to a single party in order to get the single point, responsibility.
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